A vulnerability in the Java Remote Method Invocation (RMI) process of Cisco Unified CCX could allow an unauthenticated, remote attacker to upload arbitrary files and execute arbitrary commands with root permissions on an affected system.

This vulnerability is due to improper authentication mechanisms that are associated to specific Cisco Unified CCX features. An attacker could exploit this vulnerability by uploading a crafted file to an affected system through the Java RMI process. A successful exploit could allow the attacker to execute arbitrary commands on the underlying operating system and elevate privileges to root.
Advisories

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Fixes

Solution

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Workaround

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History

Wed, 05 Nov 2025 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Wed, 05 Nov 2025 16:45:00 +0000

Type Values Removed Values Added
Description A vulnerability in the Java Remote Method Invocation (RMI) process of Cisco Unified CCX could allow an unauthenticated, remote attacker to upload arbitrary files and execute arbitrary commands with root permissions on an affected system. This vulnerability is due to improper authentication mechanisms that are associated to specific Cisco Unified CCX features. An attacker could exploit this vulnerability by uploading a crafted file to an affected system through the Java RMI process. A successful exploit could allow the attacker to execute arbitrary commands on the underlying operating system and elevate privileges to root.
Title Cisco Unified Contact Center Express Remote Code Execution Vulnerability
Weaknesses CWE-434
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}


cve-icon MITRE

Status: PUBLISHED

Assigner: cisco

Published:

Updated: 2025-11-05T20:09:07.654Z

Reserved: 2024-10-10T19:15:13.257Z

Link: CVE-2025-20354

cve-icon Vulnrichment

Updated: 2025-11-05T20:09:03.257Z

cve-icon NVD

Status : Received

Published: 2025-11-05T17:15:37.743

Modified: 2025-11-05T17:15:37.743

Link: CVE-2025-20354

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.